[ 1415.144050][T12514] netdevsim netdevsim541 eni541np1: renamed from eth1
[ 1415.169281][T12515] netdevsim netdevsim492 eni492np1: renamed from eth0
[ 1418.769595][T12507] Could not find device with ifindex 2000 in netnsfd 11
[ 1418.770371][T12507] Could not find netns with fd: 2000
[ 1418.771010][T12507] Cannot link a netdevsim to itself
[ 1418.771771][T12507] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).